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(11)

EP 3 289 677 A1

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(43) Date of publication: 07.03.2018 Bulletin 2018/10 (21) Application number: 16714949.1 (22) Date of filing: 08.04.2016

(51) International Patent Classification (IPC):  H02M 7/483(2007.01) H02J 3/00(2006.01) H02M 1/00(2006.01) (86) International application number: PCT/EP2016/057753 (87) International publication number: WO 2016/173825 (03.11.2016 Gazette 2016/44)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 29.04.2015 GB 201507284 (71) Applicant: General Electric Technology GmbH 5400 Baden (CH)	(72) Inventors: CHIVITE ZABALZA, Francisco Javier Stafford Staffordshire ST17 4XQ (GB) TRAINER, David Reginald Derby Derbyshire DE24 0AQ (GB) NICHOLLS, Jonathan Derby Derbyshire DE1 3AJ (GB) MORENO, Francisco 31780 Bera (Navarra) (ES) (74) Representative: Cleary, Fidelma  GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)